[INFO] fetching crate pythonic 0.3.0...
[INFO] checking pythonic-0.3.0 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate pythonic 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pythonic 0.3.0 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pythonic 0.3.0
[INFO] finished tweaking crates.io crate pythonic 0.3.0
[INFO] tweaked toml for crates.io crate pythonic 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 102293cad9c3b7dd08fb593e3652224994c4530d1dfdb44b13506b6c028dd95a
[INFO] running `Command { std: "docker" "start" "-a" "102293cad9c3b7dd08fb593e3652224994c4530d1dfdb44b13506b6c028dd95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "102293cad9c3b7dd08fb593e3652224994c4530d1dfdb44b13506b6c028dd95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102293cad9c3b7dd08fb593e3652224994c4530d1dfdb44b13506b6c028dd95a", kill_on_drop: false }`
[INFO] [stdout] 102293cad9c3b7dd08fb593e3652224994c4530d1dfdb44b13506b6c028dd95a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a878c4a2f5de1fd37701c9ce2281e394c0b98b3624e0ae64a0283348feff2253
[INFO] running `Command { std: "docker" "start" "-a" "a878c4a2f5de1fd37701c9ce2281e394c0b98b3624e0ae64a0283348feff2253", kill_on_drop: false }`
[INFO] [stderr]     Checking pythonic v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/class.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         try!(write!(f, "class {}", self.name));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/class.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             try!(write!(f, "({})", inherit));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/class.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         try!(write!(f, ":\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/class.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             try!(write!(f, "{}", s));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/class.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         try!(write!(f, "class {}", self.name));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/class.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             try!(write!(f, "({})", inherit));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/class.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         try!(write!(f, ":\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/class.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             try!(write!(f, "{}", s));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "a878c4a2f5de1fd37701c9ce2281e394c0b98b3624e0ae64a0283348feff2253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a878c4a2f5de1fd37701c9ce2281e394c0b98b3624e0ae64a0283348feff2253", kill_on_drop: false }`
[INFO] [stdout] a878c4a2f5de1fd37701c9ce2281e394c0b98b3624e0ae64a0283348feff2253